Moderate: kernel-rt security update
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: ALSA: usb-audio: Validate UAC3 cluster segment descriptors (CVE-2025-39757) * kernel: ALSA: hda/ca0132: Fix buffer overflow in add_tuning_control (CVE-2025-39751) * kernel: crypto: seqiv - Handle EBUSY correctly (CVE-2023-53373) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: ALSA: usb-audio: Validate UAC3 cluster segment descriptors (CVE-2025-39757) * kernel: ALSA: hda/ca0132: Fix buffer overflow in add_tuning_control (CVE-2025-39751) * kernel: crypto: seqiv - Handle EBUSY correctly (CVE-2023-53373) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2025:18298
- https://access.redhat.com/security/cve/CVE-2023-53373
- https://access.redhat.com/security/cve/CVE-2025-39751
- https://access.redhat.com/security/cve/CVE-2025-39757
- https://bugzilla.redhat.com/2394615
- https://bugzilla.redhat.com/2394624
- https://bugzilla.redhat.com/2396379
- https://errata.almalinux.org/8/ALSA-2025-18298.html